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Materials

Effective washing processes are crucial to provide quality materials
July 1, 2013
Effective washing processes are crucial to providing quality materials. Materials washing specialist CDE is offering three updated machines, the Evowash, the M2500 and the Agg Max 83R. All three machines have benefitted from improvements compared to previous versions but the Evowash unit features the most changes, including two ideas with patents pending. “We have been evolving the Evowash ever since we invented it 20 years ago, hence its name,” said Iain Walker, technical sales manager for the Middle East.
Major advances are being seen in aggregate production technologies
June 28, 2013
Recent exhibitions have been launch venues for key developments in aggregate production technologies - Mike Woof reports Efficient production of aggregates is crucial for maintaining cost-effectiveness and also lowering material costs. With contractors owning many of their own quarry operations, these firms understand the benefits of reducing materials costs for their road construction projects. Major developments in the equipment for crushing, screening and washing aggregates are now coming to market and e
Major gains in concrete plant technology
June 28, 2013
There is a great deal of innovation across the concrete plant, pump and truck mixer sector. Guy Woodford looks at what some of the sector’s biggest names are offering. CIFA managing director Davide Cipolla believes the Zoomlion-owned Italian firm has “not reached the limit” of what it can offer customers, thanks to a significant investment in research and development. Speaking about a US$2.57 million-a-year (€2million) R&D investment in CIFA and some Zoomlion products over the last five years Cipolla, who i
Turkey’s roadbuilding programme provides asphalt demand
June 28, 2013
The Turkish Government has an extensive road-building programe - GÜLAY MALOKÇ provides an overview of the country's asphalt industry. Turkey covers an area approaching 800,000km2, of which about 97% is in Asia and 3% in Europe, while its population is close to 72 million. The country borders with Greece and Bulgaria on its European side, and Syria, Iraq, Iran, Armenia and Georgia on the Asian side. Commanding an important strategic position, Turkey controls the routes from the Black Sea to the Mediterranean
New Metso ES screen’s enhanced screening efficiency
June 24, 2013
Metso ES is the Finnish firm’s new, robustly designed, high-energy, elliptical motion horizontal screen. The new screen is said to provide increased uptime and safer maintenance, while delivering up to 25% more screening capacity compared to a conventional screen of matching size. The two unbalanced shaft lines in the Metso ES rotate in opposite directions, generating a high-energy, elliptical motion with a self-synchronisation design. The new screen is said to be an innovative solution, performing brillian
Wopfinger Transportbeton’s efficiency investment
June 24, 2013
Wopfinger Transportbeton’s investment in a new sand washing plant at their Eggendorf site in Lower Austria is said to have resulted in a 60% increase in gravel production - from 135tonnes/hour to 220 tonnes/hour. Before the new Evowash sand washing plant was installed, Wopfinger were working two shifts at Eggendorf to meet the capacity requirements of the ready mix concrete plant located at the sand and gravel pit. This has now been reduced to one shift as a result of both the quality and quantity of the wa
Metso’s Lokotrack ST2.4 mobile screen appeal
May 30, 2013
Metso’s newest mobile screen from the proven Lokotrack series – Lokotrack ST2.4 – is said to combine high screening capacity with exceptionally low fuel consumption. This user-friendly, economical combination has been achieved thanks to its optimised hydraulic design and state-of-the-art process steering automatics. Lokotrack ST2.4 is said to be well suited for the accurate classifying of any feed materials: from the pre-screening of the coarsest gravel to the fine classifying and processing of natural sand
On track for excellence in asphalt plants
May 30, 2013
While one leading asphalt plant company has played a key role in the creation of the new Circuit of the Americas F1 racetrack, others have been releasing new plants and plant-related technology onto the market, some of which has been exhibited at major world industry shows. Guy Woodford reports. Astec played an important role in the new Circuit of the Americas Formula 1 racetrack in Austin, Texas. The asphalt base, binder, and surface courses for the 5.47km asphalt road course, which staged its first F1 rac
Work is scheduled to start on new Oman highway
May 23, 2013
Construction work on a key highway link in Oman is due to commence shortly. The 46km stretch of highway will be built by a joint venture comprising Serbian firm Konstruktor and Indian company Simplex Infrastructure. The project is worth some US$335 million and Simplex Infrastructure will be the majority partner with 52%, while Konstruktor will hold the remaining 48%. The agreement for the project was signed between the joint venture partners and the Ministry of Transport and Telecoms of Sultanata Oman.
Bitumen technology suppliers seek new ways to save money and work more efficiently
April 24, 2013
When World Highways decided to ask some of the industry’s leading suppliers what the future holds for bitumen, we found out - not surprisingly in the current economic climate - that it’s all about saving money. Kristina Smith reports. How quickly the tide turns. Just two years ago, saving carbon and the planet was moving up many countries’ political agendas. Now politicians in Europe and beyond have been forced to park commitments in the face of economic austerity. “The big issue with local government is th